diff --git a/tests/src/end-to-end/copypaste/copypaste.test.ts-snapshots/headings-json-chromium-linux.json b/tests/src/end-to-end/copypaste/copypaste.test.ts-snapshots/headings-json-chromium-linux.json
index a777ca116..efc45cfa6 100644
--- a/tests/src/end-to-end/copypaste/copypaste.test.ts-snapshots/headings-json-chromium-linux.json
+++ b/tests/src/end-to-end/copypaste/copypaste.test.ts-snapshots/headings-json-chromium-linux.json
@@ -101,7 +101,7 @@
               "type": "heading",
               "attrs": {
                 "textAlignment": "left",
-                "level": null
+                "level": 1
               },
               "content": [
                 {